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United States Patent | 6,112,504 |
McGregor ,   et al. | September 5, 2000 |
A bag filling machine comprising a supply hopper, a material flow control mechanism and a rotatable bag filling spout is herein disclosed. The rotating bag filling spout is constructed and arranged for rotation about a vertical axis and is connected to the supply hopper through the material flow control mechanism so as to convey bulk commodities stored in the supply hopper into a bag that is to be filled. After the bag has been filled, the rotatable bag filling spout rotates to close the bag. A sealing mechanism is also provided to seal the filled bags once they have been closed by the rotating bag filling spout.
Inventors: | McGregor; James R. (Lakeville, MN); McGregor; Harold (Owatonna, MN); McGregor; John (Morristown, MN); Steiger; Tracy J. (Owatonna, MN) |
Assignee: | Slidell, Inc. (Owatonna, MN) |
Appl. No.: | 261315 |
Filed: | March 3, 1999 |
Current U.S. Class: | 53/417; 53/138.4; 53/175; 53/284.7; 53/370; 53/469; 141/10; 141/114; 141/166; 141/314; 141/317 |
Intern'l Class: | B65B 051/00 |
Field of Search: | 53/576,175,284.7,370,138.3,138.4,139.1,473,469,483,417,459 141/114,313,314,317,166,10 |
4676284 | Jun., 1987 | DeCane. | |
4872493 | Oct., 1989 | Everman | 141/114. |
5036893 | Aug., 1991 | DeCane. | |
5787945 | Aug., 1998 | Iemersma | 141/114. |